Exclude property type declaration rule

Applying it would cause breaking changes.

Author: greg0ire

phpcs.xml.dist

@@ -23,6 +23,7 @@
     <rule ref="Doctrine">
         <exclude name="SlevomatCodingStandard.TypeHints.DeclareStrictTypes"/>
         <exclude name="SlevomatCodingStandard.TypeHints.ParameterTypeHint.MissingNativeTypeHint"/>
+        <exclude name="SlevomatCodingStandard.TypeHints.PropertyTypeHint.MissingNativeTypeHint"/>
         <exclude name="SlevomatCodingStandard.TypeHints.ReturnTypeHint.MissingNativeTypeHint"/>
         <exclude name="SlevomatCodingStandard.Exceptions.ReferenceThrowableOnly.ReferencedGeneralException"/>
         <exclude name="SlevomatCodingStandard.ControlStructures.EarlyExit"/>